18 CFR 1319.10: Purpose and scope.

(a) The review of a proposed action undertaken in accordance with §§ 1318.200, 1318.300, and 1318.400 that potentially affects floodplains or wetlands must include a floodplain or wetlands evaluation that is consistent with Executive Order 11988 (Floodplain Management) and Executive Order 11990 (Protection of Wetlands) pertaining to floodplains or wetlands, respectively, as required by this section.

(b) Floodplain evaluations must apply any existing Federal flood risk management standard to federally-funded projects.

(c) A wetland evaluation under Executive Order 11990 is not required for the issuance of permits, licenses, or allocations to private parties for activities involving wetlands on non-Federal lands.